<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>

<body>
    <script>
        // let p1 = new Promise((resolve, reject) => {
        //     // resolve('ok1')
        // })

        // let p2 = new Promise((resolve, reject) => {
        //     // resolve('ok2')
        // })
        // let p3 = new Promise((resolve, reject) => {
        //     // resolve('ok3')
        // })

        // const result = Promise.all([p1, p2, p3]);
        // console.log(result)


        let p4 = async ()=>{
            const res =  await new Promise((resolve,reject)=>{
                resolve('cc')
            })
            // .then((value)=>{
            //     console.log(value);
            //     return 'abc'
            // })
            console.log(123,res);
        }
        // p4()
        console.log(Promise.all([p4()]));

        // console.log(Promise.all('acg'))


    </script>
</body>

</html>